CN115178859A - Laser marking machine with visual positioning mechanism - Google Patents
Laser marking machine with visual positioning mechanism Download PDFInfo
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- CN115178859A CN115178859A CN202210878171.9A CN202210878171A CN115178859A CN 115178859 A CN115178859 A CN 115178859A CN 202210878171 A CN202210878171 A CN 202210878171A CN 115178859 A CN115178859 A CN 115178859A
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- positioning mechanism
- laser marking
- visual positioning
- paraxial
- lifting frame
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
- B23K26/00—Working by laser beam, e.g. welding, cutting or boring
- B23K26/36—Removing material
- B23K26/362—Laser etching
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
- B23K26/00—Working by laser beam, e.g. welding, cutting or boring
- B23K26/02—Positioning or observing the workpiece, e.g. with respect to the point of impact; Aligning, aiming or focusing the laser beam
- B23K26/04—Automatically aligning, aiming or focusing the laser beam, e.g. using the back-scattered light
- B23K26/046—Automatically focusing the laser beam
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
- B23K26/00—Working by laser beam, e.g. welding, cutting or boring
- B23K26/02—Positioning or observing the workpiece, e.g. with respect to the point of impact; Aligning, aiming or focusing the laser beam
- B23K26/06—Shaping the laser beam, e.g. by masks or multi-focusing
- B23K26/064—Shaping the laser beam, e.g. by masks or multi-focusing by means of optical elements, e.g. lenses, mirrors or prisms
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
- B23K26/00—Working by laser beam, e.g. welding, cutting or boring
- B23K26/70—Auxiliary operations or equipment
- B23K26/702—Auxiliary equipment
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- Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Engineering & Computer Science (AREA)
- Plasma & Fusion (AREA)
- Mechanical Engineering (AREA)
- Laser Beam Processing (AREA)
Abstract
A laser marking machine with a visual positioning mechanism comprises a laser marking mechanism, a paraxial visual positioning mechanism, an installation upright post and a lifting frame, wherein the laser marking mechanism and the paraxial visual positioning mechanism are arranged on the lifting frame, the laser marking mechanism, the paraxial visual positioning mechanism and the lifting frame move synchronously all the time, and the lifting frame is arranged on the installation upright post in a lifting manner; the device is characterized in that a focus adjusting mechanism for driving the lifting frame to move in a lifting manner is arranged on the mounting upright column, and an XYZ manual precision sliding table for adjusting the paraxial vision positioning mechanism is arranged on the lifting frame; compared with the prior art, under the action of the waist-shaped hole, the size of a beam combining mirror in a light path of the paraxial vision positioning mechanism can be flexibly customized according to the appearance size of a target product, the image of the whole target product can be obtained at one time through the paraxial vision positioning mechanism, then accurate coordinates are given through an algorithm, the efficiency is higher, no mechanical movement exists, and the accuracy is higher.
Description
Technical Field
The invention relates to the technical field of laser marking, in particular to a laser marking machine with a visual positioning mechanism.
Background
Laser marking is widely used in the industry of industrial visual inspection, and is mainly used for marking and removing defective products, and in the process of marking the products, the laser marking introduces a visual positioning technology for improving the precision of the marking position, and the common method is coaxial visual positioning at present.
In the coaxial visual positioning of the laser marking in the prior art, the implementation mode is that the beam combining mirror and the reflecting mirror are additionally arranged in front of the vibrating mirror, then an image of a product to be marked is obtained through an industrial CCD and a lens, but the visual field of the coaxial vision is limited due to the limitation of the size of the lens of the vibrating mirror, so that when the overall dimension of the product is large, the coaxial vision cannot obtain the image of the whole product at one time, the machine is required to move the position, the efficiency is reduced, and the position error is generated by the mechanical movement.
Chinese patent No. CN202210499489.6 discloses a high-speed microscopic marking device in field of view of objective lens and its method, including laser, galvanometer, field lens, first tube lens, first beam splitter module, objective lens and marking sample; the laser device comprises a laser, a field lens, a first tube lens, an objective lens, a first light splitting module, a laser marking focus and a marking sample, wherein a light path outlet of the laser is coaxially opposite to a light path inlet of the vibrating lens, a light path outlet of the vibrating lens is coaxially opposite to a light path inlet of the field lens, the field lens and the first tube lens are arranged in a confocal mode, a light path outlet of the first tube lens is coaxially opposite to a light path inlet of the objective lens, the first light splitting module is arranged between the first tube lens and the objective lens and used for enabling laser beams to penetrate through, the objective lens is used for focusing parallel light beams into a laser marking focus, and the laser marking focus irradiates the marking sample to be etched.
The marking device disclosed above can realize the movement of the marking point through the rotation of the galvanometer, and when the product size is large, the rotation of the galvanometer is difficult to realize the reasonable selection of the marking point position.
Disclosure of Invention
The invention aims to overcome the defects in the prior art and provides the laser marking machine with the visual positioning mechanism, which is flexible to adjust, convenient to maintain and accurate in positioning.
In order to achieve the purpose, the invention adopts the following technical scheme: a laser marking machine with a visual positioning mechanism comprises a laser marking mechanism, a paraxial visual positioning mechanism, an installation upright post and a lifting frame, wherein the laser marking mechanism and the paraxial visual positioning mechanism are arranged on the lifting frame, the laser marking mechanism, the paraxial visual positioning mechanism and the lifting frame always synchronously move, and the lifting frame is arranged on the installation upright post in a lifting manner; the device is characterized in that a focus adjusting mechanism for driving the lifting frame to move in a lifting manner is arranged on the mounting upright post, and an XYZ manual precision sliding table for adjusting the paraxial visual positioning mechanism is arranged on the lifting frame; the lifting frame is provided with a spectroscope which is arranged downwards, the laser marking mechanism is arranged at the top of the spectroscope, the paraxial visual positioning mechanism is arranged on one side of the spectroscope, and the laser marking mechanism is communicated with a light path of the paraxial visual positioning mechanism.
As a preferred scheme of the invention, the laser marking mechanism comprises a laser component, a scanning galvanometer and a field lens which are sequentially connected, the laser component is fixedly connected to the top of the lifting frame, the field lens is connected to the bottom of the scanning galvanometer, and the field lens is communicated with the top of the spectroscope.
As a preferred embodiment of the present invention, a beam collimator and a beam expander are disposed in the laser assembly on the same optical path, the scanning galvanometer includes an optical scanning head for transmitting a light beam, an electronic driving amplifier, and an optical reflection mirror, and the optical reflection mirror transmits the light beam to the field lens.
As a preferable scheme of the present invention, the paraxial vision positioning mechanism includes an industrial camera and an industrial lens connected to the industrial camera, the industrial lens is disposed toward the spectroscope, an obliquely disposed spectroscopic lens is disposed in the spectroscope, and a light path of the industrial camera is vertically irradiated downward under a reflection effect of the spectroscopic lens.
As a preferred scheme of the invention, the lifting frame comprises a back plate, a bottom supporting plate and a top supporting plate, the back plate is connected with the focal length adjusting mechanism, the bottom supporting plate and the top supporting plate are respectively and horizontally connected to the upper end and the lower end of the back plate, the laser marking mechanism is fixedly connected to the top supporting plate, the XYZ manual precision sliding table is connected to the bottom supporting plate, a kidney-shaped hole for adjusting the position of the XYZ manual precision sliding table is formed in the bottom supporting plate, and the kidney-shaped hole is arranged along the optical path direction of the paraxial visual positioning mechanism.
As a preferred scheme of the present invention, the focal length adjusting mechanism includes a lead screw and a linear guide rail, the lead screw and the linear guide rail are vertically disposed, the linear guide rail is disposed on two sides of the lead screw, the linear guide rail is fixedly connected to the mounting column, an upper fixing plate and a lower fixing plate, which are connected to the mounting column, are disposed at upper and lower ends of the lead screw, respectively, and a manual knob, which drives the lead screw to rotate, is disposed on the upper fixing plate.
As a preferable scheme of the invention, the screw rod is provided with a lifting block in threaded connection with the screw rod, two sides of the lifting block are simultaneously clamped on the two linear guide rails, and the lifting block is fixedly connected with the lifting frame.
As a preferable aspect of the present invention, a locking knob for locking the manual knob is provided between the manual knob and the screw rod.
As a preferred scheme of the invention, the XYZ manual precision sliding table comprises a Z-axis sliding table, a Y-axis sliding table and an X-axis sliding table which are sequentially connected from bottom to top, and micro-motion adjusting heads are arranged on the Z-axis sliding table, the Y-axis sliding table and the X-axis sliding table.
As a preferred scheme of the invention, the spectroscope is provided with a support frame arranged around the outer ring of the spectroscope, and the support frame is provided with a strip-shaped light source arranged around the spectroscope.
Compared with the prior art, the invention has the beneficial effects that:
1. under the action of the waist-shaped hole, the size of a beam combining mirror in a light path of the paraxial vision positioning mechanism can be flexibly customized according to the appearance size of a target product, and an image of the whole target product can be obtained at one time;
2. under the action of the XYZ manual precision sliding table, the positions of a camera and a lens of the paraxial vision positioning mechanism can be adjusted more conveniently and more accurately through the XYZ manual precision sliding table;
3. the whole paraxial visual positioning mechanism is positioned outside the laser marking mechanism, and the paraxial visual positioning mechanism and the laser marking mechanism are not interfered with each other, so that the paraxial visual positioning mechanism is convenient to maintain and debug in the later period;
4. the image of the whole target product is obtained at one time through the paraxial visual positioning mechanism, and then the accurate coordinate is given through the algorithm, so that the efficiency is higher, no mechanical movement exists, and the accuracy is higher.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a front view of the present invention;
FIG. 3 is a top view of the present invention;
FIG. 4 is a schematic view of the scanning coordinates of a laser marking mechanism;
reference numerals: the device comprises a spectroscope 1, a field lens 2, a scanning galvanometer 3, a laser assembly 4, a focal length adjusting mechanism 5, a screw rod 5-1, a linear guide rail 5-2, a locking knob 5-3, a manual knob 5-4, an upper fixing plate 5-5, a lower fixing plate 5-6, a lifting block 5-7, an XYZ manual precision sliding table 6, an X-axis sliding table 6-1, a Y-axis sliding table 6-2, a Z-axis sliding table 6-3, an industrial camera 7, an industrial lens 8, a strip light source 9, an installation upright post 10, a lifting frame 11, a back plate 11-1, a bottom supporting plate 11-2 and a top supporting plate 11-3.
Detailed Description
The following describes embodiments of the present invention in detail with reference to the accompanying drawings.
As shown in fig. 1-3, a laser marking machine with a visual positioning mechanism comprises a laser marking mechanism, a paraxial visual positioning mechanism, an installation upright post 10 and a lifting frame 11, wherein the laser marking mechanism and the paraxial visual positioning mechanism are arranged on the lifting frame 11, the laser marking mechanism, the paraxial visual positioning mechanism and the lifting frame 11 always move synchronously, and the lifting frame 11 is arranged on the installation upright post 10 in a lifting manner; the installation upright post 10 is provided with a focal length adjusting mechanism 5 for driving the lifting frame 11 to move in a lifting way, and the lifting frame 11 is provided with an XYZ manual precision sliding table 6 for adjusting the paraxial vision positioning mechanism; set up the spectroscope 1 that sets up down on the crane 11, laser marking mechanism is located spectroscope 1 top, and paraxial vision positioning mechanism sets up in spectroscope 1 one side, and laser marking mechanism and paraxial vision positioning mechanism's light path is linked together.
The crane 11 carries out the lift of vertical direction at installation stand 10 through focus adjustment mechanism 5 to the lift of crane 11 drives laser marking mechanism and paraxial vision positioning mechanism's lift in step, treats that the mark product of beating is placed in laser marking machine below, thereby under the effect of crane 11, adjusts laser marking mechanism and treats the distance of beating between the mark product, thereby realizes the focusing to laser marking mechanism.
The manual accurate slip table 6 of XYZ is used for adjusting the position of paraxial vision positioning mechanism on crane 11 to adjustment paraxial vision positioning mechanism's observation angle and observation position make under crane 11 and the manual accurate slip table 6's of XYZ regulation effect, make adjustment paraxial vision positioning mechanism can gather the full-scale image information of the product that awaits measuring.
Laser marking mechanism shakes mirror 3 and field lens 2 including laser subassembly 4, the scanning that connects gradually, and laser subassembly 4 fixed connection is in crane 11 tops, and field lens 2 is connected in scanning 3 bottoms of shaking the mirror, and field lens 2 is linked together with 1 top of spectroscope.
The laser assembly 4 is internally provided with a beam collimating lens and a beam expanding lens which are positioned on the same optical path, so that laser is changed into parallel beams with a certain diameter.
The scanning galvanometer 3 comprises an optical scanning head for transmitting a light beam, an electronic driving amplifier and an optical reflection lens, wherein the electronic driving amplifier is connected with the optical reflection lens and drives the optical reflection lens to rotate under the action of the electronic driving amplifier, so that the reflection angle and the reflection position of the light beam are adjusted, and after adjustment, the laser can be deflected to a given coordinate position to meet the requirement of the receiving position of the subsequent field lens 2.
The formula for calculating the scanning track coordinate of the scanning galvanometer 3 is as follows:
wherein
The rotation angle between the optical reflection lens and the Y axis of the space coordinate system;
wherein
The horizontal distance between the optical reflection lens and the origin of the space coordinate system;
wherein
The height difference of the centers of the two optical reflection lenses is obtained;
the optical reflection lens transmits light beams to the field lens 2, the laser beams reflected by the scanning galvanometer 3 are focused into light spots by the field lens 2, and the focused light spots can leave mark marks on the surface of a product.
Paraxial visual positioning mechanism includes industrial camera 7 and connects the industrial lens 8 on industrial camera 7, and industrial lens 8 sets up towards spectroscope 1, is equipped with the beam split lens of slope setting in the spectroscope 1, and the light path of industrial camera 7 is vertical shining downwards under the reflex action of beam split lens.
The spectroscope 1 can see through natural light reflection ruddiness, and laser is direct through spectroscope 1 shine on treating the mark product, and the natural light of industrial lens 8 is reflected to treating on the mark product through the beam splitting lens that the slope set up, and the beam splitting lens is the 45 settings of slope.
The lifting frame 11 comprises a back plate 11-1, a bottom supporting plate 11-2 and a top supporting plate 11-3, the back plate 11-1 is connected with a focal length adjusting mechanism 5, the bottom supporting plate 11-2 and the top supporting plate 11-3 are respectively and horizontally connected to the upper end and the lower end of the back plate 11-1, a laser marking mechanism is fixedly connected to the top supporting plate 11-3, an XYZ manual precision sliding table 6 is connected to the bottom supporting plate 11-2, a waist-shaped hole for adjusting the position of the XYZ manual precision sliding table 6 is formed in the bottom supporting plate 11-2, and the waist-shaped hole is arranged along the light path direction of the paraxial visual positioning mechanism.
The backboard 11-1 is vertically arranged, the bottom supporting plate 11-2 and the top supporting plate 11-3 are horizontally arranged, the bottom supporting plate 11-2 and the top supporting plate 11-3 are connected to the same side of the backboard 11-1, the laser marking mechanism is fixedly connected to the top supporting plate 11-3 through bolts, and through holes corresponding to the field lens 2 are formed in the top supporting plate 11-3, so that the field lens 2 is conveniently communicated with the spectroscope 1, the XYZ manual precision sliding table 6 is located on the bottom supporting plate 11-2 and the top supporting plate 11-3, interference of the outside to the XYZ manual precision sliding table 6 is reduced, and the paraxial vision positioning mechanism is ensured to have better stability in the using process.
The manual accurate slip table of XYZ 6 accessible bolt fixed connection is on the different positions in waist type hole to realize the interval adjustment between the manual accurate slip table of XYZ 6 and spectroscope 1, realize paraxial visual positioning mechanism's focusing, ensure that the product of waiting to beat the mark just is located paraxial visual positioning mechanism's focus.
The focal length adjusting mechanism 5 comprises a screw rod 5-1 and a linear guide rail 5-2 which are vertically arranged, the linear guide rail 5-2 is arranged on two sides of the screw rod 5-1, the linear guide rail 5-2 is fixedly connected to the mounting upright post 10, an upper fixing plate 5-5 and a lower fixing plate 5-6 which are connected with the mounting upright post 10 are respectively arranged at the upper end and the lower end of the screw rod 5-1, and a manual knob 5-4 for driving the screw rod 5-1 to rotate is arranged on the upper fixing plate 5-5.
The linear guide rail 5-2 is fixedly connected to the mounting upright post 10 through a bolt, bearings corresponding to the screw rod 5-1 are arranged in the upper fixing plate 5-5 and the lower fixing plate 5-6, so that the screw rod 5-1 is rotatably connected with the upper fixing plate 5-5 and the lower fixing plate 5-6, the manual knob 5-4 is a turntable which is horizontally arranged, the screw rod 5-1 is connected to the middle of the manual knob 5-4, a handle is further formed on the manual knob 5-4, and the manual knob 5-4 is driven to rotate under the action of the handle, so that the screw rod 5-1 is rotated.
The screw rod 5-1 is provided with a lifting block 5-7 in threaded connection with the screw rod 5-1, two sides of the lifting block 5-7 are simultaneously clamped on the two linear guide rails 5-2, and the lifting block 5-7 is fixedly connected with the lifting frame 11.
The screw rod 5-1 and the lifting block 5-7 form a screw rod sliding block structure, the lifting block 5-7 is driven to move along the length direction of the linear guide rail 5-2 in the rotating process of the screw rod 5-1, and the lifting block 5-7 is fixedly connected with the lifting frame 11 through a bolt, so that the lifting frame 11 is synchronously driven to move in the moving process of the lifting block 5-7.
A locking knob 5-3 used for locking the manual knob 5-4 is arranged between the manual knob 5-4 and the screw rod 5-1, the locking knob 5-3 comprises a fixed seat fixedly connected to the mounting upright post 10 and a clamping seat connected to the fixed seat, a threaded shaft is arranged between the fixed seat and the clamping seat and in threaded connection with the clamping seat, and under the rotating action of the threaded shaft, the distance between the fixed seat and the clamping seat is adjusted, so that the screw rod 5-1 is clamped, and the position locking of the lifting block 5-7 and the lifting frame 11 is realized.
The XYZ manual precision sliding table 6 comprises a Z-axis sliding table 6-3, a Y-axis sliding table 6-2, an X-axis sliding table 6-1, a Z-axis sliding table 6-3, a Y-axis sliding table 6-2 and an X-axis sliding table 6-1 which are sequentially connected from bottom to top, wherein micro-motion adjusting heads are arranged on the Z-axis sliding table 6-3, the Y-axis sliding table 6-2 and the X-axis sliding table 6-1, the Z-axis sliding table 6-3, the Y-axis sliding table 6-2 and the X-axis sliding table 6-1 are overlapped together through three precision sliding tables, and the adjusting position of each sliding table is realized by rotating the micro-motion adjusting heads, and can be accurate to 0.01mm.
The spectroscope 1 is provided with a support frame arranged around the outer ring of the spectroscope 1, the support frame is provided with a strip-shaped light source 9 arranged around the spectroscope 1, the support frame forms a hollow frame-shaped structure, and the bottom of the support frame is provided with 4 strip-shaped light sources 9 respectively corresponding to 4 side edges of the frame-shaped structure.
In the actual use process, when a product to be marked moves to the position under a laser marking mechanism, the paraxial visual positioning mechanism triggers photographing to obtain image information of the product to be marked, then the image information is transmitted to an upper computer, an algorithm in the upper computer can obtain coordinates of all positions of the product according to the image information, and meanwhile, the upper computer controls the laser marking mechanism to mark the product on corresponding coordinate positions by using laser according to the coordinate values.
The previous description of the disclosed embodiments is provided to enable any person skilled in the art to make or use the present invention. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the invention; thus, the present invention is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.
Although the reference numerals in the figures are used more here: spectroscope 1, field lens 2, scanning galvanometer 3, laser assembly 4, focal length adjusting mechanism 5, lead screw 5-1, linear guide rail 5-2, locking knob 5-3, manual knob 5-4, upper fixing plate 5-5, lower fixing plate 5-6, lifting block 5-7, XYZ manual precision sliding table 6, X-axis sliding table 6-1, Y-axis sliding table 6-2, Z-axis sliding table 6-3, industrial camera 7, industrial lens 8, strip light source 9, mounting upright post 10, lifting frame 11, back plate 11-1, bottom support plate 11-2, top support plate 11-3 and other terms, but the possibility of using other terms is not excluded. These terms are used merely to more conveniently describe and explain the nature of the present invention; they are to be construed as being without limitation to any additional limitations that may be imposed by the spirit of the present invention.
Claims (10)
1. A laser marking machine with a visual positioning mechanism comprises a laser marking mechanism, a paraxial visual positioning mechanism, an installation upright post (10) and a lifting frame (11), wherein the laser marking mechanism and the paraxial visual positioning mechanism are arranged on the lifting frame (11), the laser marking mechanism, the paraxial visual positioning mechanism and the lifting frame (11) move synchronously all the time, and the lifting frame (11) is arranged on the installation upright post (10) in a lifting manner; the device is characterized in that a focus adjusting mechanism (5) for driving the lifting frame (11) to move in a lifting way is arranged on the mounting upright post (10), and an XYZ manual precision sliding table (6) for adjusting the paraxial vision positioning mechanism is arranged on the lifting frame (11); set up spectroscope (1) that sets up down on crane (11), laser marking mechanism is located spectroscope (1) top, and paraxial vision positioning mechanism sets up in spectroscope (1) one side, and laser marking mechanism and paraxial vision positioning mechanism's light path is linked together.
2. The laser marking machine with the visual positioning mechanism is characterized in that the laser marking mechanism comprises a laser assembly (4), a scanning galvanometer (3) and a field lens (2) which are sequentially connected, the laser assembly (4) is fixedly connected to the top of the lifting frame (11), the field lens (2) is connected to the bottom of the scanning galvanometer (3), and the field lens (2) is communicated with the top of the spectroscope (1).
3. The laser marking machine with the visual positioning mechanism according to claim 1, characterized in that a beam collimator and a beam expander are arranged in the laser assembly (4) and located on the same optical path, the scanning galvanometer (3) comprises an optical scanning head for transmitting a light beam, an electronic driving amplifier and an optical reflection lens, and the optical reflection lens transmits the light beam to the field lens (2).
4. The laser marking machine with the visual positioning mechanism is characterized in that the paraxial visual positioning mechanism comprises an industrial camera (7) and an industrial lens (8) connected to the industrial camera (7), the industrial lens (8) is arranged towards the spectroscope (1), a beam splitting lens which is obliquely arranged is arranged in the spectroscope (1), and the light path of the industrial camera (7) is vertically irradiated downwards under the reflection action of the beam splitting lens.
5. The laser marking machine with the visual positioning mechanism is characterized in that the lifting frame (11) comprises a back plate (11-1), a bottom supporting plate (11-2) and a top supporting plate (11-3), the back plate (11-1) is connected with the focal length adjusting mechanism (5), the bottom supporting plate (11-2) and the top supporting plate (11-3) are respectively horizontally connected to the upper end and the lower end of the back plate (11-1), the laser marking mechanism is fixedly connected to the top supporting plate (11-3), the XYZ manual precision sliding table (6) is connected to the bottom supporting plate (11-2), a waist-shaped hole for adjusting the position of the XYZ manual precision sliding table (6) is formed in the bottom supporting plate (11-2), and the waist-shaped hole is arranged along the optical path direction of the paraxial visual positioning mechanism.
6. The laser marking machine with the visual positioning mechanism according to claim 1, wherein the focal length adjusting mechanism (5) comprises a vertically arranged screw rod (5-1) and a linear guide rail (5-2), the linear guide rail (5-2) is arranged on two sides of the screw rod (5-1), the linear guide rail (5-2) is fixedly connected to the mounting column (10), an upper fixing plate (5-5) and a lower fixing plate (5-6) which are connected with the mounting column (10) are respectively arranged at the upper end and the lower end of the screw rod (5-1), and a manual knob (5-4) for driving the screw rod (5-1) to rotate is arranged on the upper fixing plate (5-5).
7. The laser marking machine with the visual positioning mechanism is characterized in that the screw rod (5-1) is provided with a lifting block (5-7) in threaded connection with the screw rod (5-1), two sides of the lifting block (5-7) are simultaneously clamped on the two linear guide rails (5-2), and the lifting block (5-7) is fixedly connected with the lifting frame (11).
8. The laser marking machine with the visual positioning mechanism is characterized in that a locking knob (5-3) for locking the manual knob (5-4) is arranged between the manual knob (5-4) and the screw rod (5-1).
9. The laser marking machine with the visual positioning mechanism according to claim 1, characterized in that the XYZ manual precision sliding table (6) comprises a Z-axis sliding table (6-3), a Y-axis sliding table (6-2) and an X-axis sliding table (6-1) which are sequentially connected from bottom to top, and micro-motion adjusting heads are arranged on the Z-axis sliding table (6-3), the Y-axis sliding table (6-2) and the X-axis sliding table (6-1).
10. The laser marking machine with the visual positioning mechanism is characterized in that a supporting frame arranged around the outer ring of the spectroscope (1) is arranged on the spectroscope (1), and a strip-shaped light source (9) arranged around the spectroscope (1) is arranged on the supporting frame.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210878171.9A CN115178859A (en) | 2022-07-25 | 2022-07-25 | Laser marking machine with visual positioning mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210878171.9A CN115178859A (en) | 2022-07-25 | 2022-07-25 | Laser marking machine with visual positioning mechanism |
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| Publication Number | Publication Date |
|---|---|
| CN115178859A true CN115178859A (en) | 2022-10-14 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202210878171.9A Pending CN115178859A (en) | 2022-07-25 | 2022-07-25 | Laser marking machine with visual positioning mechanism |
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| CN (1) | CN115178859A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116017865A (en) * | 2023-02-24 | 2023-04-25 | 武汉华工激光工程有限责任公司 | PCB pin laser glue removing device and method |
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2022
- 2022-07-25 CN CN202210878171.9A patent/CN115178859A/en active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116017865A (en) * | 2023-02-24 | 2023-04-25 | 武汉华工激光工程有限责任公司 | PCB pin laser glue removing device and method |
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